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疫苗証明有助提高接種率達群體免疫
(2021/9/17)
【明報專訊】有數據指出,推劃疫苗証明計劃,有助提高接種疫苗人數。
沙省大學教授 Dr. Nazeem Muhajarine表示,使用疫苗証明計劃,有助把接種率推高,達到群體免疫水平,現今加國仍未達到此一水平。
專家指出接種率之要達到85%至90%,才可達到群體免疫。
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